'''数字运算符
 +， -， *， /,  %, //(地板除), **(次幂)
'''
print(10 + 4)
print(10 - 4)
print(10 * 4)
print(10 / 4)
print(10 // 4)
print(10 % 4)
print(2 ** 3)

'''
比较运算符
>, <, ==, !=, >=, <=
'''

print( 10 > 8 )
print( 10 < 8 )
print( 10 == 10 )
print( 10 != 10 )

"""
逻辑运算符
and, or, not
"""
print(10 > 8 and 9 > 7)
print(10 > 8 or 9 < 7)
print( not 9 < 7)

